Apache Mesos
close.hpp
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1 // Licensed under the Apache License, Version 2.0 (the "License");
2 // you may not use this file except in compliance with the License.
3 // You may obtain a copy of the License at
4 //
5 // http://www.apache.org/licenses/LICENSE-2.0
6 //
7 // Unless required by applicable law or agreed to in writing, software
8 // distributed under the License is distributed on an "AS IS" BASIS,
9 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
10 // See the License for the specific language governing permissions and
11 // limitations under the License.
12 
13 #ifndef __STOUT_OS_POSIX_CLOSE_HPP__
14 #define __STOUT_OS_POSIX_CLOSE_HPP__
15 
16 #include <unistd.h>
17 
18 #include <stout/error.hpp>
19 #include <stout/nothing.hpp>
20 #include <stout/try.hpp>
21 
22 namespace os {
23 
24 inline Try<Nothing> close(int fd)
25 {
26  if (::close(fd) != 0) {
27  return ErrnoError();
28  }
29 
30  return Nothing();
31 }
32 
33 } // namespace os {
34 
35 #endif // __STOUT_OS_POSIX_CLOSE_HPP__
Definition: nothing.hpp:16
Definition: try.hpp:34
Definition: errorbase.hpp:49
Try< Nothing > close(int fd)
Definition: close.hpp:24